Process Equipment and Plant Design The ratio for the rate of washing to the final rate of filtration in a washing type of plate and frame filter is 1.25 0.25 0.75 0.5 1.25 0.25 0.75 0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design To avoid the tearing off the plate of an edge, the margin (i.e., the minimum distance from the centre of the rivet hole to the nearest edge of the plate) should be equal to 0.5 d D 1.5 d 2.5 d 0.5 d D 1.5 d 2.5 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following factors affect the pressure drop in a co-current gas-liquid absorption packed tower? Density and viscosity of fluids All of these Size, shape, orientation and surface of the packing particles Fluid flow rates Density and viscosity of fluids All of these Size, shape, orientation and surface of the packing particles Fluid flow rates ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Overall distillation column efficiency for most of the refinery columns can be given by (for μ = 0.07 - 1.4 cp and relative volatility < 4) (where η = overall column efficiency, % μ = molal average viscosity of feed at average column temperature and pressure, cp Δp = pressure drop per tray, psi) Η = 0.25 log μ - 1.67 Η = 1.66 - 0.25 log μ Η = 24.6 (Δp/μ) Η = 17 - 61.1 log μ Η = 0.25 log μ - 1.67 Η = 1.66 - 0.25 log μ Η = 24.6 (Δp/μ) Η = 17 - 61.1 log μ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In most of the shell and tube heat exchangers, the tube pitch is generally __________ the tube diameter. 1.25-1.50 times One-fourth of Less than 2.5 times 1.25-1.50 times One-fourth of Less than 2.5 times ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Angled baffles are preferred in the agitation tank to control the swirling action; if the viscosity of the liquid to be mixed is about 200 poise. However, the baffle may be completely eliminated for mixing liquids having viscoisty above __________ poise. 1000 1500 600 300 1000 1500 600 300 ANSWER DOWNLOAD EXAMIANS APP